diff --git a/binding.gyp b/binding.gyp
index 3b4a9fe..22b7d3e 100644
--- a/binding.gyp
+++ b/binding.gyp
@@ -5,7 +5,9 @@
            "sources": [
              "src/cpp/tuntap-napi.cpp",
              "src/cpp/tuntap-linux.cpp",
-             "src/cpp/tun-win.cpp"
+             "src/cpp/tun-win.cpp",
+             "src/cpp/wintun.h",
+             "src/cpp/tuntap-methods.h"
            ],
      'includes': [
             './common.gypi'